4388046648 has 64 divisors (see below), whose sum is σ = 11428300800. Its totient is φ = 1402801920.

The previous prime is 4388046617. The next prime is 4388046673. The reversal of 4388046648 is 8466408834.

It is a self number, because there is not a number n which added to its sum of digits gives 4388046648.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20265 + ... + 95847.

It is an arithmetic number, because the mean of its divisors is an integer number (178567200).

Almost surely, 2^4388046648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4388046648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5714150400).

4388046648 is an abundant number, since it is smaller than the sum of its proper divisors (7040254152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4388046648 is a wasteful number, since it uses less digits than its factorization.

4388046648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75692 (or 75688 counting only the distinct ones).

The product of its (nonzero) digits is 3538944, while the sum is 51.

The square root of 4388046648 is about 66242.3327487793. The cubic root of 4388046648 is about 1637.1573112539.

The spelling of 4388046648 in words is "four billion, three hundred eighty-eight million, forty-six thousand, six hundred forty-eight".